Added new plugin.json fields for meter v4.2
Added new plugin.json fields for meter v4.2

Signed-off-by: GabrielNicolasAvellaneda <83a8591a9a34d9745961eaad83d1d871cc3e5445@gmail.com>

GabrielNicolasAvellaneda/boundary-plugin-riak,boundary/boundary-plugin-riak